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Finding the Fourth Proportional to 395,696.87, 593,058.02 and 225,061.66

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Solution

The fourth proportional to 395,696.87, 593,058.02 and 225,061.66 is: 337,315.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,696.87 : 593,058.02 = 225,061.66 : x
  2. Step 2: Convert to fraction form
    395,696.87/593,058.02 = 225,061.66/x
  3. Step 3: Cross multiply
    395,696.87x = 593,058.02 × 225,061.66
  4. Step 4: Simplify right side
    395,696.87x = 133,474,619,492.22
  5. Step 5: Solve for x
    x = 133,474,619,492.22/395,696.87
  6. Step 6: Final answer
    x = 337,315.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.